Quezon comprises 16 barangays with an estimated population of 41,154. 9 of its barangays (56%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Barangay I (Pob.) | 998 | 1 | Crowdsourced signal only (no registered tower) |
| Barangay II (Pob.) | 172 | 0 | Dead zone: no towers from any source |
| Bertese | 6,058 | 1 | Crowdsourced signal only (no registered tower) |
| Doña Lucia | 2,086 | 0 | Dead zone: no towers from any source |
| Dulong Bayan | 5,527 | 1 | Crowdsourced signal only (no registered tower) |
| Ilog Baliwag | 2,993 | 0 | Dead zone: no towers from any source |
| Pulong Bahay | 2,192 | 0 | Dead zone: no towers from any source |
| San Alejandro | 6,317 | 1 | Crowdsourced signal only (no registered tower) |
| San Andres I | 1,161 | 7 | Crowdsourced signal only (no registered tower) |
| San Andres II | 2,108 | 0 | Dead zone: no towers from any source |
| San Manuel | 1,767 | 0 | Dead zone: no towers from any source |
| San Miguel | 3,539 | 0 | Dead zone: no towers from any source |
| Santa Clara | 1,189 | 2 | Crowdsourced signal only (no registered tower) |
| Santa Rita | 1,974 | 9 | Crowdsourced signal only (no registered tower) |
| Santo Cristo | 838 | 0 | Dead zone: no towers from any source |
| Santo Tomas Feria | 2,235 | 0 | Dead zone: no towers from any source |